Title:
Plumber's union and method of manufacture thereof
Document Type and Number:
United States Patent 2050137

Inventors:
Walsh, John B.
Publication Date:
08/04/1936
View Patent Images:
Images are available in PDF form when logged in. To view PDFs, Login  or  Create Account (Free!)
Assignee:
UNITED SUPERIOR UNION COMPANY
Primary Class:
International Classes:
F16L19/02




<- Previous Patent (Display apparatus)   |   Next Patent (Lifesaving apparatus) ->